Augustin Cavalier a64cdd1dcc Tracker: Overhaul thumbnail generation logic.
* Use a JobQueue and BJobs to generate the thumbnails, instead of
   spawning a potentially unlimited number of threads (which can
   of course rapidly exhaust resources.) Use two threads: one for
   smaller files, and another for larger files.

 * Directly insert the new thumbnails into the icon cache once they
   have been generated, avoiding the port-search dance on filesystems
   that do not support writing attributes (or at least large ones.)

 * Skip calling mimeset, is it not needed after the previous commit.

 * Combine all the duplicated image-scaling logic into one function.

May help with or fix #17225, #17619, and other thumbnail-related matters
e.g. #17557. Also addresses comments from the mailing list last summer.
2022-04-26 14:55:12 -04:00
2022-04-25 19:26:10 -04:00
2022-04-23 08:12:11 +00:00

Haiku

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Haiku is an open-source operating system that specifically targets personal computing. Inspired by the BeOS, Haiku is fast, simple to use, easy to learn and yet very powerful.

Goals

  • Sensible defaults with minimal configuration required.
  • Clean, clear, concise code.
  • Unified desktop environment.

Trying Haiku

Haiku provides pre-built nightly images and release images. Haiku is compatible with a large variety of hardware, but in case you don't want to "take the plunge" and install Haiku on bare metal, you can install it on a virtual machine (VM) instead. If you've never used a VM before, you can follow one of the "Emulating Haiku" guides.

Compiling Haiku

See ReadMe.Compiling.

Contributing

Haiku is a meritocratic open source project with a large variety of tasks. Even if you can't write code, you can still help! Haiku needs designers, (technical) writers, translators, testers... Get involved and help out!

Contributing code

If you're submitting a patch to us, please make sure you're following the patch submitting guidelines.

If you're having trouble finding something in the source tree, you can use one of our web-based source code browsers:

Contributing documentation

The main piece of documentation that still needs work are the API docs (found in the tree at docs/user). Just find an undocumented class, write documentation for it, and submit a patch.

Contributing translations

See wiki:i18n.

Contributing software ports

See HaikuPorts.

Contributing to our infrastructure

See Infrastructure.

Description
The Haiku operating system
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